Seiko Cal. 6687 - 737

The Seiko 6687-737 represents an important milestone in Seiko's 1998 lineup. Powered by the 6687 caliber with 35j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-77642568474b]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1998

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